The answer would be 56n^2 + 19n - 15
Multiply 8n with 7n to get 56n^2, then multiple 8n with 5 and you get 40n, then multiple -3 with 7n to get -21n, then -3 times 5 which gives you -15. Simplify and that is the answer you would get.
Answer:
5.6 =x
Step-by-step explanation:
Since this is a right triangle, we can use trig functions
tan theta = opp side/ adj side
tan 34 = x / 8.3
8.3 tan 34 = x
5.59842 = x
To the nearest tenth
5.6 =x
The square root of nine is 3.
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Answer:

Step-by-step explanation:
We have a figure given in the shape of a square with a diagonal (x) passing from one edge to another. We need to find the measure of its diagonal if the side of the square is
units.
We know that, a square has all equal sides. Then, all the sides of the square will be equal to
units.
Now, let's find the diagonal.
To find the diagonal of a sqaure from one of its sides, we need to know the formula ⟶ Diagonal = side
.
By using this formula,

→ The diagonal of the square = 2√5 units.
